7.11.C. Carbon-Neutral Concrete

Try these first

1. 1.

   What percentage of CO₂ emissions is attributed to concrete production?

   Hint

   Think about global emissions statistics.

2. 2.

   Name one material commonly used in carbon-neutral concrete.

   Hint

   Recall by-products of industrial processes.

3. 3.

   What is the primary goal of carbon-neutral concrete?

   • To reduce structural integrity
   • To reduce CO₂ emissions
   • To increase cement content

   Hint

   Think about the environmental goals of modern concrete technology.

4. 4.

   True or False: GGBS is a by-product of iron production.

   • True
   • False

   Hint

   Recall the industries linked with concrete materials.

5. 5.

   Consider a new infrastructure project that aims to be carbon-neutral. Design a concrete mix that combines traditional and sustainable materials. Justify each choice.

   Hint

   Think about the role of each component in both performance and carbon reduction.

6. 6.

   Evaluate the potential risks and benefits of switching to carbon-neutral concrete in existing structures.

   Hint

   Consider both the environmental and structural factors during such evaluations.